The Calgary Guide to Understanding Disease @TheCalgaryGuide
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pathophysiology diagnosis sle allergy complications erythematosus signs symptoms hypersensitivityreaction immunology classification comparison definitions degenerative gastrointestinal hypersensitivity jointdisease jointpain manifestations mucocutaneous
Hypersensitivity: Summary Type I Hypersensitivity: • Immunological Mediator: lgE • Immunological Target: Allergen Molecules • Ex: Antibiotic
Immunological Target: Allergen ... Ex: Antibiotic allergies ... fever, Urticaria, Allergic ... complexes • Ex: Systemic ... Lupus Erythematosus
Type I Hypersensitivity: Pathogenesis and clinical findings Definition: Production of lgE Antibodies that bind to harmless allergens
leading to an allergic ... Sensitization" to Allergen ... Patient's immune system ... release the pro-inflammatory ... secretion • Inflammatory
Systemic Lupus Erythematosus: Gastrointestinal Manifestations - Thrombosis of vessels in the pancreas, Vasculitis -> Acute Pancreatitis
Systemic Lupus Erythematosus ... the pancreas, Vasculitis ... distension #Systemic ... #Lupus #Erythematosus
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations • Immune Complex Deposition - Arthralgia, Arthritis
Systemic Lupus Erythematosus ... Osteoporosis #Systemic ... #Lupus #Erythematosus ... #SLE #MSK #Musculoskeletal
Systemic Lupus Erythematosus (SLE): Pathogenesis • Genetic factors (Mutations in HLA- DR2/HLA-DR3 genes, complement genes, cytokine
Systemic Lupus Erythematosus ... Multiple immune system ... Abnormal release of inflammatory ... IL-6, IL-10 #Systemic ... #Lupus #Erythematosus
Type III Hypersensitivity: Pathogenesis and clinical findings Definition: Small antigen-antibody complexes (produced from normal immune response to
the cause: • Systemic ... Lupus • Erythematosus ... HypersensitivityReaction #Allergy
Lupus (SLE): Mucocutaneous Manifestations • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... cytokines -> localized inflammatory ... Subacute cutaneous lupus ... Livedo Reticularis, Vasculitis ... Phenomenon #Lupus
Distinguishing between Inflammatory and Degenerative joint disease Inflammatory Joint Disease • Swelling stimulates joint nociceptors -> Pain
Distinguishing between Inflammatory ... joint disease Inflammatory ... is oftentimes systemic ... Rheumatoid arthritis, Lupus ... Comparison #Versus #MSK
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